Abstract
We prove the existence of the critical fixed point (F, G) for MacKay’s renormalization operator for pairs of maps of the plane. The maps F and G commute, are area-preserving, reversible, real analytic, and they satisfy a twist condition.
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Communicated by G. Gallavotti
This work was supported in part by MIUR project “Equazioni alle derivate parziali e disuguaglianze funzionali”.
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Arioli, G., Koch, H. The Critical Renormalization Fixed Point for Commuting Pairs of Area-Preserving Maps. Commun. Math. Phys. 295, 415–429 (2010). https://doi.org/10.1007/s00220-009-0922-1
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DOI: https://doi.org/10.1007/s00220-009-0922-1